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entirely O
closed O
or O
have O
subsequently O
re-opened O
upon O
heat B-MANP
treatment E-MANP
. O
A O
variety O
of O
porosity S-PRO
distributions S-CONPRI
and O
types O
of O
pores S-PRO
may O
be S-MATE
present O
in O
parts O
produced O
by O
LBPF O
and O
the O
effectiveness S-CONPRI
of O
pore S-PRO
closure O
may O
differ O
depending O
on O
these O
pore S-PRO
characteristics O
. O
In O
this O
work O
, O
X-ray B-CHAR
tomography E-CHAR
was O
employed O
to O
provide O
insights O
into O
pore S-PRO
closure O
efficiency O
by O
HIP S-MANP
for O
an O
intentional O
and O
artificially-induced O
cavity O
as S-MATE
well O
as S-MATE
for O
a O
range S-PARA
of O
typical O
process-induced O
pores S-PRO
( O
lack O
of O
fusion S-CONPRI
, O
keyhole O
, O
contour S-FEAT
pores O
, O
etc O
. O
) O
in O
coupon O
samples S-CONPRI
of O
Ti6Al4V S-MATE
. O